Calcium in PDB 1uzy: Erythrina Crystagalli Lectin

The structure of Erythrina Crystagalli Lectin, PDB code: 1uzy was solved by K.Turton, R.Natesh, N.Thiyagarajan, J.A.Chaddock, K.R.Acharya, with X-Ray Crystallography technique. A brief refinement statistics is given in the table below:

Resolution Low / High (Å)	40.00 / 2.00
Space group	P 65
Cell size a, b, c (Å), α, β, γ (°)	134.018, 134.018, 81.636, 90.00, 90.00, 120.00
R / Rfree (%)	18.9 / 20.9

The structure of Erythrina Crystagalli Lectin also contains other interesting chemical elements:

Manganese

(Mn)

2 atoms

The binding sites of Calcium atom in the Erythrina Crystagalli Lectin (pdb code 1uzy). This binding sites where shown within 5.0 Angstroms radius around Calcium atom.
In total 2 binding sites of Calcium where determined in the Erythrina Crystagalli Lectin, PDB code: 1uzy:
Jump to Calcium binding site number: 1; 2;

Calcium binding site 1 out of 2 in the Erythrina Crystagalli Lectin


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 1 of Erythrina Crystagalli Lectin within 5.0Å range: probe atom residue distance (Å) B Occ A:Ca1247 b:16.5 occ:1.00 OD1 A:ASN133 2.5 10.3 1.0 OD2 A:ASP136 2.5 12.8 1.0 O A:PHE131 2.5 12.8 1.0 OD2 A:ASP129 2.5 11.8 1.0 O A:HOH2105 2.5 11.5 1.0 O A:HOH2094 2.5 12.7 1.0 OD1 A:ASP129 2.6 12.3 1.0 CG A:ASP129 2.9 12.6 1.0 CG A:ASP136 3.5 14.0 1.0 CG A:ASN133 3.6 15.5 1.0 C A:PHE131 3.7 13.4 1.0 OD1 A:ASP136 3.9 13.9 1.0 N A:ASN133 4.0 14.5 1.0 MN A:MN1248 4.2 16.7 1.0 CB A:ASN133 4.2 13.3 1.0 CB A:ASP129 4.4 11.8 1.0 N A:PHE131 4.4 14.3 1.0 CA A:PHE131 4.5 13.7 1.0 NE1 A:TRP135 4.5 16.6 1.0 O A:HOH2221 4.6 9.2 1.0 CA A:GLY107 4.6 15.7 1.0 O A:GLY107 4.6 15.1 1.0 O A:ASP89 4.6 15.3 1.0 OD2 A:ASP89 4.6 16.9 1.0 CB A:PHE131 4.6 14.5 1.0 N A:SER132 4.6 13.0 1.0 CA A:SER132 4.6 13.7 1.0 ND2 A:ASN133 4.7 10.4 1.0 CB A:ASP136 4.7 14.4 1.0 CA A:ASN133 4.7 14.0 1.0 C A:SER132 4.8 15.5 1.0 CD2 A:PHE131 4.9 12.1 1.0 CZ2 A:TRP135 4.9 15.8 1.0 CE2 A:TRP135 5.0 16.7 1.0

Calcium binding site 2 out of 2 in the Erythrina Crystagalli Lectin


Mono view


Stereo pair view

A full contact list of Calcium with other atoms in the Ca binding site number 2 of Erythrina Crystagalli Lectin within 5.0Å range: probe atom residue distance (Å) B Occ B:Ca1249 b:18.3 occ:1.00 O B:PHE131 2.4 12.4 1.0 OD1 B:ASN133 2.5 13.2 1.0 O B:HOH2110 2.5 14.3 1.0 OD2 B:ASP136 2.5 16.6 1.0 O B:HOH2123 2.6 15.1 1.0 OD1 B:ASP129 2.6 13.4 1.0 OD2 B:ASP129 2.6 14.2 1.0 CG B:ASP129 2.9 13.9 1.0 CG B:ASP136 3.5 19.1 1.0 CG B:ASN133 3.6 18.3 1.0 C B:PHE131 3.6 15.5 1.0 N B:ASN133 3.9 17.4 1.0 OD1 B:ASP136 3.9 16.2 1.0 CB B:ASN133 4.2 16.5 1.0 MN B:MN1250 4.2 18.5 1.0 N B:PHE131 4.4 14.4 1.0 CA B:PHE131 4.4 15.1 1.0 CB B:ASP129 4.4 14.4 1.0 O B:HOH2236 4.5 17.7 1.0 O B:GLY107 4.5 15.0 1.0 NE1 B:TRP135 4.5 15.8 1.0 N B:SER132 4.5 15.3 1.0 CA B:GLY107 4.6 14.9 1.0 CB B:PHE131 4.6 13.9 1.0 OD2 B:ASP89 4.6 13.7 1.0 CA B:SER132 4.6 16.5 1.0 O B:ASP89 4.6 14.2 1.0 ND2 B:ASN133 4.7 11.5 1.0 CA B:ASN133 4.7 17.9 1.0 C B:SER132 4.7 18.6 1.0 CD2 B:PHE131 4.7 16.7 1.0 CB B:ASP136 4.7 18.5 1.0

K.Turton, R.Natesh, N.Thiyagarajan, J.A.Chaddock, K.R.Acharya. Crystal Structures of Erythrina Cristagalli Lectin with Bound N-Linked Oligosaccharide and Lactose. Glycobiology V. 14 923 2004.
ISSN: ISSN 0959-6658
PubMed: 15201215
DOI: 10.1093/GLYCOB/CWH114